package com.qfedu.stussm.dao;

import com.qfedu.stussm.entity.Course1;
import com.qfedu.stussm.entity.Course2;

import java.util.List;

public interface Course2Dao {
    //新增
    int add(Course2 course2);
    //查询
    List<Course2> selectAll(String c2_name);
    //修改
    int update(Course2 course2);
    //删除
    int del(int c2_id);
}
